Koothakudi is a village in Kallakkurichi tehsil in district of Viluppuram, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Koothakudi was 3,860 which includes 1,965 males and 1,895 females. Koothakudi covers 999.26 ha area. Pincode of Koothakudi is 606305.